definisi
novaculite punika kandhel, hard, nggoleki-grained, siliceous rock metamorpic kang jinis chert sing ngilangi karo rengat conchoidal
porphyry punika reddish-coklat kanggo kain rock igneous ngemot phenocrysts akeh macem-macem mineral ditempelake ing matrik nggoleki-grained
Sajarah
asal
-
egypt
panemu
Ora dingerteni
Ora dingerteni
Etimologi
saka novacula tembung latin, kanggo watu silet
saka lawas porfire french, saka porfiro italian lan ing sawetara kasus langsung saka porphyrites latin
kelas
rocks sedimentary
batuan beku
sub-kelas
awet rock, hard rock
awet rock, hard rock
kulawarga
group
-
plutonic
kategori liyane
rock grained nggoleki, rock opaque
rock grained nggoleki, rock opaque